This list of tunnels in Canada includes any road, rail or waterway tunnel in Canada.
Alberta 97 Avenue tunnel under Alberta Legislature grounds Alberta Legislature pedway system, Edmonton Airport Trail Tunnel, Calgary Juliet-Echo and Romeo Underpasses at Calgary International Airport"Airside Traffic Directives & Airside Vehicle Operator’s Permit (AVOP) Manual"(PDF). Calgary Airport Authority. December 7, 2023. Retrieved January 9, 2026. Edmonton Radial Railway Society Tunnel (Old CPR rail tunnel under 109 Street) Various tunnel sections of the C-Train in Calgary Various tunnel sections of the Edmonton LRT
British Columbia Road tunnels: Cassiar Tunnel, Vancouver Elko Tunnel, near Fernie Fraser Canyon Tunnels Saddle Rock Tunnel Sailor Bar Tunnel Hell's Gate China Bar Tunnel Yale Tunnel Alexandra Tunnel Ferrabee Tunnel George Massey Tunnel, Vancouver Iron Gates Tunnel, near Radium Hot Springs
Railway tunnels: Big Hill Spiral Tunnels Bulldog Tunnel, West Kootenay Connaught Tunnel, under Selkirk Mountains Dunsmuir Tunnel, Vancouver Esquimalt and Nanaimo Railway Tunnel, located between Langford and Malahat Lonsdale Tunnel, Vancouver Mount Macdonald Tunnel, near Rogers Pass Quintette Tunnels, near Hope Thornton Tunnel, Burnaby Wolverine Tunnel, Tumbler Ridge Table River Tunnel, Tumbler Ridge Various tunnel sections of the Canada Line Tunnel section of the Evergreen Extension between Burquitlam and Port Moody stations
Manitoba Caddy Lake tunnels, Whiteshell Provincial Park Main Underground tunnels of the Winnipeg Walkway Tunnel network connecting various buildings at University of Manitoba (Fort Garry Campus)
New Brunswick Blue Bell Tunnel, near New Denmark McAdam Pedestrian Tunnel
Newfoundland & Labrador Brigus Tunnel MUNnels of Memorial University
Nova Scotia Barrington Street–Marginal Road pedestrian tunnel, Halifax Downtown Halifax Link tunnels Evaristus and Assisi tunnels at Mount St. Vincent University Highway 102–Dunbrack Street exit tunnel, Halifax Tunnels of Georges Island
Ontario Road tunnels: Detroit-Windsor Tunnel, Windsor Cst. Robert C. Carrick and Sr. Cst. John Atkinson Memorial Tunnels, Windsor Highway 401–Hurontario Street Interchange tunnel, Mississauga Highway 404–401 Interchange tunnel, North York Infield Tunnel, Toronto Pearson International Airport"GTAA Master Plan"(PDF). Greater Toronto Airports Authority. Archived from the original (PDF) on June 15, 2016. Retrieved January 9, 2026. Britannia Road East tunnels under taxiways F and T at Toronto Pearson International Airport Main Street Tunnel, Welland Simcoe Street Tunnel, Toronto Thorold Tunnel
Railway tunnels: Harbourfront LRT tunnel, Toronto Highway 401 and 409 Rail Tunnels, Etobicoke Hunter Street Tunnel, Hamilton Michigan Central Railway Tunnel, Windsor Mink Tunnel, Marathon Red Sucker Tunnel, Marathon St. Clair Tunnels, Sarnia Old St. Clair Tunnel Paul M. Tellier Tunnel Townline Tunnel, Welland Various tunnel sections of the O-Train in Ottawa Various tunnel sections of the TTC subway system
Pedestrian tunnels: Brockville Tunnel CFB Trenton tunnel under Old Highway 2, Trenton Fort Frontenac tunnel under Ontario Street, Kingston Pier A Tunnel to Gates B1-B5 at Terminal 3, Toronto Pearson International Airport Screaming Tunnel, Niagara Falls Under Carleton tunnel network, Carleton University Tunnels connecting various buildings at University of Waterloo Tunnels connecting various buildings at Western University Tunnels connecting various buildings at York University (Keele Campus) Tunnel between Stuart Street Garage (Queen's University) and Kingston General Hospital Tunnel under Bronson Avenue, Ottawa, between the Heron Road and Riverside Drive interchanges Tunnel connecting Vaughan Metropolitan Centre Station with SmartVMC Bus Terminal Tunnel connecting Spadina TTC stations Tunnel to Billy Bishop Toronto City Airport The PATH in Downtown Toronto
Prince Edward Island Pedestrian tunnel between Confederation Court Mall and Confederation Centre of the Arts, Charlottetown
Quebec Road tunnels: Airport Tunnel, Montreal, under Montréal–Trudeau International Airport Atwater Tunnel, Montreal Joseph Samson Bridge–Tunnel, Quebec City Lachine Interchange tunnels, Montreal Louis Hippolyte Lafontaine Bridge–Tunnel, Montreal Melocheville Tunnel, Beauharnois Notre-Dame-de-Grâce Tunnel, Montreal Robert Bourassa Tunnel, Quebec City Rue St.-Marc and Rue du Fort tunnels, Montreal Saint-Rémi Tunnel, Montreal Saint-Nicolas Tunnel, near Franquelin Soulanges Canal Tunnel, Les Cèdres Ville-Marie and Viger Tunnels, Montreal
Railway tunnels: Charlevoix Train tunnels Cap Rouge Tunnel, Sault-au-Cochon Cap Martin Tunnel, Les Éboulements Cap de l'Enfer Tunnel, Port-Daniel–Gascons Mount Royal Tunnel, Montreal REM Airport Tunnel, Montreal Wolfe’s Cove Tunnel, Quebec City the Montreal Metro
Pedestrian tunnels: Underground passage from Fairmont Manoir Richelieu to Casino de Charlevoix Tunnel to Aeroquai (satellite domestic jetty) at Montréal–Trudeau International Airport Tunnels connecting various buildings at Laval University The Underground City (RÉSO) Abandoned/closed tunnels: Dufferin–Champlain Tunnel, Quebec City Wellington Tunnel, Montreal
+ Longest Continuous Tunnels in Canada Without Passenger Stations (over 1,000 m) Type Name Location Length Year Comment Path Granduc Tunnel Stewart 17,000 m 1968 Former mining rail tunnel, currently empty Hydro Electric Kemano T1 and T2 Kemano 16,000 m 1954; 2022 T1 was completed in 1954 and T2 was completed in May, 2022 Rail Mount Macdonald Tunnel Revelstoke 14,660 m 1988 Mostly handles westbound trains Hydro Electric Niagara Tunnel Project Niagara Falls 10,200 m 2013 - Rail Table River Tunnel Tumbler Ridge 9,600 m 1983 Used for coal transport Rail Connaught Tunnel Revelstoke 8,082 m 1916 Mostly handles eastbound trains Rail Wolverine Tunnel Tumbler Ridge 5,500 m 1983 Used for coal transport Rail Mount Royal Tunnel Montreal 5,300 m 1918 Renovated and reopened in 2025 Hydro Electric Mission Ridge Tunnels Seton Portage 4,000 m 1930 Twin tunnels Rail Thornton Tunnel Burnaby 3,200 m 1968 Rail SkyTrain Millennium Line Tunnel Coquitlam and Port Moody 2,000 m 2016 Road Ville-Marie and Viger Tunnels Montreal 1,940 m 1972 Rail Mount Shaughnessy Tunnel Rogers Pass 1,830 m 1987 Road Detroit-Windsor Tunnel Windsor 1,570 m 1930 International Tunnel to Road Louis-Hippolyte Lafontaine Bridge–Tunnel Montreal 1,400 m 1967 Rail Dunsmuir Tunnel Vancouver 1,396 m 1932 Rail Shalalth Tunnel Seton Portage 1,200 m 1989 Tsal'alh Seton Train
See also List of tunnels by location
References